ResultsCommunitiesByOffice

$meta_query = array(
	'relation' => 'OR',
	array(
		'key'     => 'meta_community_settings_office',
		'value'   => 'Office1',
	),
	array(
		'key'     => 'meta_community_settings_office',
		'value'   => 'Office2',
	),
);